/**
 * Created by Administrator on 2017/9/18.
 */
var tyMd5 = function(){

  var rotateLeft = function(lValue, iShiftBits) {
    return (lValue << iShiftBits) | (lValue >>> (32 - iShiftBits));
  }

  var addUnsigned = function(lX, lY) {
    var lX4, lY4, lX8, lY8, lResult;
    lX8 = (lX & 0x80000000);
    lY8 = (lY & 0x80000000);
    lX4 = (lX & 0x40000000);
    lY4 = (lY & 0x40000000);
    lResult = (lX & 0x3FFFFFFF) + (lY & 0x3FFFFFFF);
    if (lX4 & lY4) return (lResult ^ 0x80000000 ^ lX8 ^ lY8);
    if (lX4 | lY4) {
      if (lResult & 0x40000000) return (lResult ^ 0xC0000000 ^ lX8 ^ lY8);
      else return (lResult ^ 0x40000000 ^ lX8 ^ lY8);
    } else {
      return (lResult ^ lX8 ^ lY8);
    }
  }

  var F = function(x, y, z) {
    return (x & y) | ((~ x) & z);
  }

  var G = function(x, y, z) {
    return (x & z) | (y & (~ z));
  }

  var H = function(x, y, z) {
    return (x ^ y ^ z);
  }

  var I = function(x, y, z) {
    return (y ^ (x | (~ z)));
  }

  var FF = function(a, b, c, d, x, s, ac) {
    a = addUnsigned(a, addUnsigned(addUnsigned(F(b, c, d), x), ac));
    return addUnsigned(rotateLeft(a, s), b);
  };

  var GG = function(a, b, c, d, x, s, ac) {
    a = addUnsigned(a, addUnsigned(addUnsigned(G(b, c, d), x), ac));
    return addUnsigned(rotateLeft(a, s), b);
  };

  var HH = function(a, b, c, d, x, s, ac) {
    a = addUnsigned(a, addUnsigned(addUnsigned(H(b, c, d), x), ac));
    return addUnsigned(rotateLeft(a, s), b);
  };

  var II = function(a, b, c, d, x, s, ac) {
    a = addUnsigned(a, addUnsigned(addUnsigned(I(b, c, d), x), ac));
    return addUnsigned(rotateLeft(a, s), b);
  };

  var convertToWordArray = function(string) {
    var lWordCount;
    var lMessageLength = string.length;
    var lNumberOfWordsTempOne = lMessageLength + 8;
    var lNumberOfWordsTempTwo = (lNumberOfWordsTempOne - (lNumberOfWordsTempOne % 64)) / 64;
    var lNumberOfWords = (lNumberOfWordsTempTwo + 1) * 16;
    var lWordArray = Array(lNumberOfWords - 1);
    var lBytePosition = 0;
    var lByteCount = 0;
    while (lByteCount < lMessageLength) {
      lWordCount = (lByteCount - (lByteCount % 4)) / 4;
      lBytePosition = (lByteCount % 4) * 8;
      lWordArray[lWordCount] = (lWordArray[lWordCount] | (string.charCodeAt(lByteCount) << lBytePosition));
      lByteCount++;
    }
    lWordCount = (lByteCount - (lByteCount % 4)) / 4;
    lBytePosition = (lByteCount % 4) * 8;
    lWordArray[lWordCount] = lWordArray[lWordCount] | (0x80 << lBytePosition);
    lWordArray[lNumberOfWords - 2] = lMessageLength << 3;
    lWordArray[lNumberOfWords - 1] = lMessageLength >>> 29;
    return lWordArray;
  };

  var wordToHex = function(lValue) {
    var WordToHexValue = "", WordToHexValueTemp = "", lByte, lCount;
    for (lCount = 0; lCount <= 3; lCount++) {
      lByte = (lValue >>> (lCount * 8)) & 255;
      WordToHexValueTemp = "0" + lByte.toString(16);
      WordToHexValue = WordToHexValue + WordToHexValueTemp.substr(WordToHexValueTemp.length - 2, 2);
    }
    return WordToHexValue;
  };

  var uTF8Encode = function(string) {
    string = string.replace(/\x0d\x0a/g, "\x0a");
    var output = "";
    for (var n = 0; n < string.length; n++) {
      var c = string.charCodeAt(n);
      if (c < 128) {
        output += String.fromCharCode(c);
      } else if ((c > 127) && (c < 2048)) {
        output += String.fromCharCode((c >> 6) | 192);
        output += String.fromCharCode((c & 63) | 128);
      } else {
        output += String.fromCharCode((c >> 12) | 224);
        output += String.fromCharCode(((c >> 6) & 63) | 128);
        output += String.fromCharCode((c & 63) | 128);
      }
    }
    return output;
  };

  var createHash=function (ty_data) {
    var x = Array();
    var k, AA, BB, CC, DD, a, b, c, d;
    var S11=7, S12=12, S13=17, S14=22;
    var S21=5, S22=9 , S23=14, S24=20;
    var S31=4, S32=11, S33=16, S34=23;
    var S41=6, S42=10, S43=15, S44=21;
    ty_data = uTF8Encode(ty_data);
    x = convertToWordArray(ty_data);
    a = 0x67452301; b = 0xEFCDAB89; c = 0x98BADCFE; d = 0x10325476;
    for (k = 0; k < x.length; k += 16) {
      AA = a; BB = b; CC = c; DD = d;
      a = FF(a, b, c, d, x[k+0],  S11, 0xD76AA478);
      d = FF(d, a, b, c, x[k+1],  S12, 0xE8C7B756);
      c = FF(c, d, a, b, x[k+2],  S13, 0x242070DB);
      b = FF(b, c, d, a, x[k+3],  S14, 0xC1BDCEEE);
      a = FF(a, b, c, d, x[k+4],  S11, 0xF57C0FAF);
      d = FF(d, a, b, c, x[k+5],  S12, 0x4787C62A);
      c = FF(c, d, a, b, x[k+6],  S13, 0xA8304613);
      b = FF(b, c, d, a, x[k+7],  S14, 0xFD469501);
      a = FF(a, b, c, d, x[k+8],  S11, 0x698098D8);
      d = FF(d, a, b, c, x[k+9],  S12, 0x8B44F7AF);
      c = FF(c, d, a, b, x[k+10], S13, 0xFFFF5BB1);
      b = FF(b, c, d, a, x[k+11], S14, 0x895CD7BE);
      a = FF(a, b, c, d, x[k+12], S11, 0x6B901122);
      d = FF(d, a, b, c, x[k+13], S12, 0xFD987193);
      c = FF(c, d, a, b, x[k+14], S13, 0xA679438E);
      b = FF(b, c, d, a, x[k+15], S14, 0x49B40821);
      a = GG(a, b, c, d, x[k+1],  S21, 0xF61E2562);
      d = GG(d, a, b, c, x[k+6],  S22, 0xC040B340);
      c = GG(c, d, a, b, x[k+11], S23, 0x265E5A51);
      b = GG(b, c, d, a, x[k+0],  S24, 0xE9B6C7AA);
      a = GG(a, b, c, d, x[k+5],  S21, 0xD62F105D);
      d = GG(d, a, b, c, x[k+10], S22, 0x2441453);
      c = GG(c, d, a, b, x[k+15], S23, 0xD8A1E681);
      b = GG(b, c, d, a, x[k+4],  S24, 0xE7D3FBC8);
      a = GG(a, b, c, d, x[k+9],  S21, 0x21E1CDE6);
      d = GG(d, a, b, c, x[k+14], S22, 0xC33707D6);
      c = GG(c, d, a, b, x[k+3],  S23, 0xF4D50D87);
      b = GG(b, c, d, a, x[k+8],  S24, 0x455A14ED);
      a = GG(a, b, c, d, x[k+13], S21, 0xA9E3E905);
      d = GG(d, a, b, c, x[k+2],  S22, 0xFCEFA3F8);
      c = GG(c, d, a, b, x[k+7],  S23, 0x676F02D9);
      b = GG(b, c, d, a, x[k+12], S24, 0x8D2A4C8A);
      a = HH(a, b, c, d, x[k+5],  S31, 0xFFFA3942);
      d = HH(d, a, b, c, x[k+8],  S32, 0x8771F681);
      c = HH(c, d, a, b, x[k+11], S33, 0x6D9D6122);
      b = HH(b, c, d, a, x[k+14], S34, 0xFDE5380C);
      a = HH(a, b, c, d, x[k+1],  S31, 0xA4BEEA44);
      d = HH(d, a, b, c, x[k+4],  S32, 0x4BDECFA9);
      c = HH(c, d, a, b, x[k+7],  S33, 0xF6BB4B60);
      b = HH(b, c, d, a, x[k+10], S34, 0xBEBFBC70);
      a = HH(a, b, c, d, x[k+13], S31, 0x289B7EC6);
      d = HH(d, a, b, c, x[k+0],  S32, 0xEAA127FA);
      c = HH(c, d, a, b, x[k+3],  S33, 0xD4EF3085);
      b = HH(b, c, d, a, x[k+6],  S34, 0x4881D05);
      a = HH(a, b, c, d, x[k+9],  S31, 0xD9D4D039);
      d = HH(d, a, b, c, x[k+12], S32, 0xE6DB99E5);
      c = HH(c, d, a, b, x[k+15], S33, 0x1FA27CF8);
      b = HH(b, c, d, a, x[k+2],  S34, 0xC4AC5665);
      a = II(a, b, c, d, x[k+0],  S41, 0xF4292244);
      d = II(d, a, b, c, x[k+7],  S42, 0x432AFF97);
      c = II(c, d, a, b, x[k+14], S43, 0xAB9423A7);
      b = II(b, c, d, a, x[k+5],  S44, 0xFC93A039);
      a = II(a, b, c, d, x[k+12], S41, 0x655B59C3);
      d = II(d, a, b, c, x[k+3],  S42, 0x8F0CCC92);
      c = II(c, d, a, b, x[k+10], S43, 0xFFEFF47D);
      b = II(b, c, d, a, x[k+1],  S44, 0x85845DD1);
      a = II(a, b, c, d, x[k+8],  S41, 0x6FA87E4F);
      d = II(d, a, b, c, x[k+15], S42, 0xFE2CE6E0);
      c = II(c, d, a, b, x[k+6],  S43, 0xA3014314);
      b = II(b, c, d, a, x[k+13], S44, 0x4E0811A1);
      a = II(a, b, c, d, x[k+4],  S41, 0xF7537E82);
      d = II(d, a, b, c, x[k+11], S42, 0xBD3AF235);
      c = II(c, d, a, b, x[k+2],  S43, 0x2AD7D2BB);
      b = II(b, c, d, a, x[k+9],  S44, 0xEB86D391);
      a = addUnsigned(a, AA);
      b = addUnsigned(b, BB);
      c = addUnsigned(c, CC);
      d = addUnsigned(d, DD);
    }
    var tempValue = wordToHex(a) + wordToHex(b) + wordToHex(c) + wordToHex(d);
    return tempValue.toLowerCase();
  }

  return {
    encode:createHash
  };
}
var tyBase64 = function () {
  var BASE64_MAPPING = [
    'A','B','C','D','E','F','G','H',
    'I','J','K','L','M','N','O','P',
    'Q','R','S','T','U','V','W','X',
    'Y','Z','a','b','c','d','e','f',
    'g','h','i','j','k','l','m','n',
    'o','p','q','r','s','t','u','v',
    'w','x','y','z','0','1','2','3',
    '4','5','6','7','8','9','+','/'
  ];
  /**
   *ascii convert to binary
   */
  var _toBinary = function(ascii){
    var binary = new Array();
    while(ascii > 0){
      var b = ascii%2;
      ascii = Math.floor(ascii/2);
      binary.push(b);
    }
    binary.reverse();
    return binary;
  };
  /**
   *binary convert to decimal
   */
  var _toDecimal  = function(binary){
    var dec = 0;
    var p = 0;
    for(var i = binary.length-1 ; i >= 0 ; --i){
      var b = binary[i];
      if(b == 1){
        dec += Math.pow(2 , p);
      }
      ++p;
    }
    return dec;
  };
  /**
   *unicode convert to utf-8
   */
  var _toUTF8Binary = function(c , binaryArray){
    var mustLen = (8-(c+1)) + ((c-1)*6);
    var fatLen = binaryArray.length;
    var diff = mustLen - fatLen;
    while(--diff >= 0){
      binaryArray.unshift(0);
    }
    var binary = [];
    var _c = c;
    while(--_c >= 0){
      binary.push(1);
    }
    binary.push(0);
    var i = 0 , len = 8 - (c+1);
    for(; i < len ; ++i){
      binary.push(binaryArray[i]);
    }

    for(var j = 0 ; j < c-1 ; ++j){
      binary.push(1);
      binary.push(0);
      var sum = 6;
      while(--sum >= 0){
        binary.push(binaryArray[i++]);
      }
    }
    return binary;
  };
  var ybBase64Fn = {
    /**
     *BASE64 Encode
     */
    encode:function(ty_data){
      var base64_Index = [];
      var binaryArray = [];
      for(var i = 0 , len = ty_data.length ; i < len ; ++i){
        var unicode = ty_data.charCodeAt(i);
        var _tmpBinary = _toBinary(unicode);
        if(unicode < 0x80){
          var _tmpdiff = 8 - _tmpBinary.length;
          while(--_tmpdiff >= 0){
            _tmpBinary.unshift(0);
          }
          binaryArray = binaryArray.concat(_tmpBinary);
        }else if(unicode >= 0x80 && unicode <= 0x7FF){
          binaryArray = binaryArray.concat(_toUTF8Binary(2 , _tmpBinary));
        }else if(unicode >= 0x800 && unicode <= 0xFFFF){//UTF-8 3byte
          binaryArray = binaryArray.concat(_toUTF8Binary(3 , _tmpBinary));
        }else if(unicode >= 0x10000 && unicode <= 0x1FFFFF){//UTF-8 4byte
          binaryArray = binaryArray.concat(_toUTF8Binary(4 , _tmpBinary));
        }else if(unicode >= 0x200000 && unicode <= 0x3FFFFFF){//UTF-8 5byte
          binaryArray = binaryArray.concat(_toUTF8Binary(5 , _tmpBinary));
        }else if(unicode >= 4000000 && unicode <= 0x7FFFFFFF){//UTF-8 6byte
          binaryArray = binaryArray.concat(_toUTF8Binary(6 , _tmpBinary));
        }
      }

      var extra_Zero_Count = 0;
      for(var i = 0 , len = binaryArray.length ; i < len ; i+=6){
        var diff = (i+6)-len;
        if(diff == 2){
          extra_Zero_Count = 2;
        }else if(diff == 4){
          extra_Zero_Count = 4;
        }
        //if(extra_Zero_Count > 0){
        //	len += extra_Zero_Count+1;
        //}
        var _tmpExtra_Zero_Count = extra_Zero_Count;
        while(--_tmpExtra_Zero_Count >= 0){
          binaryArray.push(0);
        }
        base64_Index.push(_toDecimal(binaryArray.slice(i , i+6)));
      }

      var base64 = '';
      for(var i = 0 , len = base64_Index.length ; i < len ; ++i){
        base64 += BASE64_MAPPING[base64_Index[i]];
      }

      for(var i = 0 , len = extra_Zero_Count/2 ; i < len ; ++i){
        base64 += '=';
      }
      return base64;
    },
    /**
     *BASE64  Decode for UTF-8
     */
    decode : function(ty_data){
      var _len = ty_data.length;
      var extra_Zero_Count = 0;
      /**
       *计算在进行BASE64编码的时候，补了几个0
       */
      if(ty_data.charAt(_len-1) == '='){
        //alert(ty_data.charAt(_len-1));
        //alert(ty_data.charAt(_len-2));
        if(ty_data.charAt(_len-2) == '='){//两个等号说明补了4个0
          extra_Zero_Count = 4;
          ty_data = ty_data.substring(0 , _len-2);
        }else{//一个等号说明补了2个0
          extra_Zero_Count = 2;
          ty_data = ty_data.substring(0 , _len - 1);
        }
      }

      var binaryArray = [];
      for(var i = 0 , len = ty_data.length; i < len ; ++i){
        var c = ty_data.charAt(i);
        for(var j = 0 , size = BASE64_MAPPING.length ; j < size ; ++j){
          if(c == BASE64_MAPPING[j]){
            var _tmp = _toBinary(j);
            /*不足6位的补0*/
            var _tmpLen = _tmp.length;
            if(6-_tmpLen > 0){
              for(var k = 6-_tmpLen ; k > 0 ; --k){
                _tmp.unshift(0);
              }
            }
            binaryArray = binaryArray.concat(_tmp);
            break;
          }
        }
      }

      if(extra_Zero_Count > 0){
        binaryArray = binaryArray.slice(0 , binaryArray.length - extra_Zero_Count);
      }

      var unicode = [];
      var unicodeBinary = [];
      for(var i = 0 , len = binaryArray.length ; i < len ; ){
        if(binaryArray[i] == 0){
          unicode=unicode.concat(_toDecimal(binaryArray.slice(i,i+8)));
          i += 8;
        }else{
          var sum = 0;
          while(i < len){
            if(binaryArray[i] == 1){
              ++sum;
            }else{
              break;
            }
            ++i;
          }
          unicodeBinary = unicodeBinary.concat(binaryArray.slice(i+1 , i+8-sum));
          i += 8 - sum;
          while(sum > 1){
            unicodeBinary = unicodeBinary.concat(binaryArray.slice(i+2 , i+8));
            i += 8;
            --sum;
          }
          unicode = unicode.concat(_toDecimal(unicodeBinary));
          unicodeBinary = [];
        }
      }
      var ty_str = '';
      for(var i = 0 , len =  unicode.length ; i < len ;++i){
        ty_str += String.fromCharCode(unicode[i]);
      }
      return ty_str;
    }
  };
  return ybBase64Fn
}
export {tyMd5,tyBase64}
